Ballik-Ramsay band

acousto-optical modulation device after-flush compartment biological defense clay catalyst college athletics contraction gap core spray pump current meter feed path length error finite classification flange of lower shell foretriangles lose the sheep for a ha'p'orth of tar methyl allyl chloride Nādpāra Pean's operation perjure oneself Samkhret' Oset'i teacher-pupil ratio unit of pitch zinc metaborate